profilometer_android/app/src/main/java/com/iflytop/profilometer/MainActivity.java

package com.iflytop.profilometer;

import android.annotation.SuppressLint;
import android.os.Build;
import android.os.Bundle;
import android.view.WindowManager;
import android.webkit.WebView;

import androidx.activity.EdgeToEdge;
import androidx.appcompat.app.AppCompatActivity;
import androidx.core.graphics.Insets;
import androidx.core.view.ViewCompat;
import androidx.core.view.WindowInsetsCompat;

import com.iflytop.profilometer.api.ws.BleWebsocketManager;
import com.iflytop.profilometer.api.ws.DeviceStateWebsocketManager;
import com.iflytop.profilometer.core.bluetooth.BleManager;
import com.iflytop.profilometer.server.HttpServer;

public class MainActivity extends AppCompatActivity {
    private BleManager bleManager;

    @SuppressLint({"SetJavaScriptEnabled", "MissingInflatedId"})
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        EdgeToEdge.enable(this);
        setContentView(R.layout.activity_main);
        getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);//长亮

        ViewCompat.setOnApplyWindowInsetsListener(findViewById(R.id.main), (v, insets) -> {
            Insets systemBars = insets.getInsets(WindowInsetsCompat.Type.systemBars());
            v.setPadding(systemBars.left, systemBars.top, systemBars.right, systemBars.bottom);
            return insets;
        });

        // 启动 Ktor 内嵌服务器，绑定80端口，传入当前上下文
        HttpServer.start(this, 8080);

        // 初始化 WebView 并加载内嵌服务器提供的页面
        WebView webView = findViewById(R.id.webView);
        WebView.setWebContentsDebuggingEnabled(true);
        webView.getSettings().setJavaScriptEnabled(true);
        webView.getSettings().setDomStorageEnabled(true);
        webView.getSettings().setUseWideViewPort(true);
        webView.loadUrl("http://127.0.0.1:8080/");

        bleManager = BleManager.getInstance(this);
        // 针对 Android 12 及以上版本，请求必要的运行时权限
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.S) {
            bleManager.checkAndRequestPermissions(this);
        }
        // 检查蓝牙是否开启（如果未开启，则提示用户开启）
        bleManager.promptAndEnableBluetooth(this);

    }

    @Override
    protected void onDestroy() {
        super.onDestroy();
        // Activity 销毁时停止服务器
        HttpServer.stop();
        bleManager.stopScan();
    }
}